java.nio.file.AccessDeniedException: /opt/sonarqube/temp/README.txt at sun.nio.fs.UnixException.translateToIOException(UnixException.java:84) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) at sun.nio.fs.UnixFileSystemProvider.implDelete(UnixFileSystemProvider.java:244) at sun.nio.fs.AbstractFileSystemProvider.delete(AbstractFileSystemProvider.java:103) at java.nio.file.Files.delete(Files.java:1126) at org.sonar.application.AppFileSystem$CleanTempDirFileVisitor.visitFile(AppFileSystem.java:149) at org.sonar.application.AppFileSystem$CleanTempDirFileVisitor.visitFile(AppFileSystem.java:130) at java.nio.file.Files.walkFileTree(Files.java:2670) at org.sonar.application.AppFileSystem.createOrCleanTempDirectory(AppFileSystem.java:126) at org.sonar.application.AppFileSystem.reset(AppFileSystem.java:83) at org.sonar.process.monitor.Monitor.resetFileSystem(Monitor.java:124) at org.sonar.process.monitor.Monitor.startProcesses(Monitor.java:107) at org.sonar.process.monitor.Monitor.start(Monitor.java:101) at org.sonar.application.App.start(App.java:54) at org.sonar.application.App.main(App.java:141)